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Geometry for CH3SiH3 (methyl silane) 1A1 C3

1910171554
InChI=1S/CH6Si/c1-2/h1-2H3 INChIKey=UIUXUFNYAYAMOE-UHFFFAOYSA-N

MP2/6-31G**


Point group is C3v
Atom Internal Principal
x (Å) y (Å) z (Å)   a (Å) b (Å) c (Å)
C1 0.0000 0.0000 -1.2449   -1.2449 0.0000 0.0000
Si2 0.0000 0.0000 0.6366   0.6366 0.0000 0.0000
H3 0.0000 -1.0164 -1.6353   -1.6353 -1.0164 0.0000
H4 -0.8802 0.5082 -1.6353   -1.6353 0.5082 -0.8802
H5 0.8802 0.5082 -1.6353   -1.6353 0.5082 0.8802
H6 0.0000 1.3833 1.1543   1.1543 1.3833 0.0000
H7 -1.1980 -0.6916 1.1543   1.1543 -0.6916 -1.1980
H8 1.1980 -0.6916 1.1543   1.1543 -0.6916 1.1980
Atom - Atom Distances (Å)
  C1 Si2 H3 H4 H5 H6 H7 H8
C1 1.8815 1.0888 1.0888 1.0888 2.7694 2.7694 2.7694
Si2 1.8815 2.4889 2.4889 2.4889 1.4770 1.4770 1.4770
H3 1.0888 2.4889 1.7605 1.7605 3.6797 3.0533 3.0533
H4 1.0888 2.4889 1.7605 1.7605 3.0533 3.0533 3.6797
H5 1.0888 2.4889 1.7605 1.7605 3.0533 3.6797 3.0533
H6 2.7694 1.4770 3.6797 3.0533 3.0533 2.3959 2.3959
H7 2.7694 1.4770 3.0533 3.0533 3.6797 2.3959 2.3959
H8 2.7694 1.4770 3.0533 3.6797 3.0533 2.3959 2.3959
Maximum atom distance is 3.6797Å between atoms H4 and H8.
picture of methyl silane
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
Calculated Bond Angles (degrees) (Involving Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
C1 Si2 H6 110.517 C1 Si2 H7 110.517
C1 Si2 H8 110.517 Si2 C1 H3 111.014
Si2 C1 H4 111.014 Si2 C1 H5 111.014
H3 C1 H4 107.885 H3 C1 H5 107.885
H4 C1 H5 107.885 H6 Si2 H7 108.406
H6 Si2 H8 108.406 H7 Si2 H8 108.406

For information on specific bond angles or dihedrals see the geometry comparison page in section Comparisons > Geometry > Bonds, angles.